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characterised by the use of a sub-carrier
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CPC
H04B14/08
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Parent Industries
H
ELECTRICITY
H04
Electric communication
H04B
TRANSMISSION
H04B14/00
Transmission systems not characterised by the medium used for transmission
Current Industry
H04B14/08
characterised by the use of a sub-carrier
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Patents Grants
last 30 patents
Information
Patent Grant
Transpositional modulation
Patent number
11,184,200
Issue date
Nov 23, 2021
TM IP Holdings, LLC
Harvey C. Woodsum
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of processing offset carrier modulated ranging signals
Patent number
10,677,928
Issue date
Jun 9, 2020
The European Union, Represented by the European Commission
James T. Curran
G01 - MEASURING TESTING
Information
Patent Grant
Using harmonics for fulfilling multiple jobs simultaneously
Patent number
10,461,801
Issue date
Oct 29, 2019
Raytheon Company
William B. Noble
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Transpositional modulation
Patent number
10,454,727
Issue date
Oct 22, 2019
TM IP Holdings, LLC
Harvey C. Woodsum
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Spread spectrum signal
Patent number
8,189,646
Issue date
May 29, 2012
Centre National d'Etudes Spatiales
Lionel Ries
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video modulator arrangement
Patent number
5,982,446
Issue date
Nov 9, 1999
Mitel Semiconductor
Stuart J Millard
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Short wave transmission method and apparatus therefor
Patent number
5,842,135
Issue date
Nov 24, 1998
Ishijima; Iwao
Iwao Ishijima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Baseband signal communication apparatus
Patent number
5,201,060
Issue date
Apr 6, 1993
Yamatake-Honeywell Co., Ltd.
Shinichi Haruyama
G01 - MEASURING TESTING
Information
Patent Grant
Wireless optical communication system utilizing a single optical ca...
Patent number
5,121,243
Issue date
Jun 9, 1992
HM Electronics
Ronald T. Miyahira
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Analog and digital telemetry system for an implantable device
Patent number
4,681,111
Issue date
Jul 21, 1987
Siemens-Pacesetter, Inc.
Sergiu Silvian
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Data transmission method and apparatus
Patent number
4,646,290
Issue date
Feb 24, 1987
National Information Utilities Corp.
Michael T. Hills
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for controlling access to transmitted modulated e...
Patent number
4,623,919
Issue date
Nov 18, 1986
James D. Welch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for demodulating a carrier wave which is phase...
Patent number
4,584,534
Issue date
Apr 22, 1986
Agence Spatiale Europeenne
Enno E. Lijphart
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
SCA Data transmission system with a raised cosine filter
Patent number
4,417,349
Issue date
Nov 22, 1983
Digital Broadcasting Corporation
Michael Hills
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Single voltage controlled oscillator modem
Patent number
4,229,827
Issue date
Oct 21, 1980
Honeywell Inc.
George A. Bowman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multiple rate digital command detection system with range clean-up...
Patent number
4,012,696
Issue date
Mar 15, 1977
James C. Administrator of the National Aeronautics and Space Administration,...
G01 - MEASURING TESTING
Information
Patent Grant
Data transmission over voice bandwidth of FM radio channel
Patent number
3,962,638
Issue date
Jun 8, 1976
Shell Oil Company
Jack B. Sallis
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3737776
Patent number
3,737,776
Issue date
Jun 5, 1973
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3631399
Patent number
3,631,399
Issue date
Dec 28, 1971
G08 - SIGNALLING
Information
Patent Grant
3599155
Patent number
3,599,155
Issue date
Aug 10, 1971
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3596001
Patent number
3,596,001
Issue date
Jul 27, 1971
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3497632
Patent number
3,497,632
Issue date
Feb 24, 1970
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3450373
Patent number
3,450,373
Issue date
Jun 17, 1969
G08 - SIGNALLING
Information
Patent Grant
3354396
Patent number
3,354,396
Issue date
Nov 21, 1967
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3172047
Patent number
3,172,047
Issue date
Mar 2, 1965
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3172053
Patent number
3,172,053
Issue date
Mar 2, 1965
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3163717
Patent number
3,163,717
Issue date
Dec 29, 1964
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3146402
Patent number
3,146,402
Issue date
Aug 25, 1964
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3128437
Patent number
3,128,437
Issue date
Apr 7, 1964
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
2951904
Patent number
2,951,904
Issue date
Sep 6, 1960
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
USING HARMONICS FOR FULFILLING MULTIPLE JOBS SIMULTANEOUSLY
Publication number
20190199393
Publication date
Jun 27, 2019
Raytheon Company
William B. Noble
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Spread Spectrum Signal
Publication number
20080137714
Publication date
Jun 12, 2008
Centre National D'Etudes Spatiales
Ries Lionel
H04 - ELECTRIC COMMUNICATION TECHNIQUE